See also:

Activating HDC
Press the button; the LED above the button lights up. ...

Drive away without delay
Do not wait for the engine to warm up while the vehicle remains stationary. Start driving right away, but at moderate engine speeds. This is the fastest way for the cold engine to reach its ope ...

General information
Instructions for voice activation system. To have the available spoken instructions read out loud: ›Voice commands‹ The following short commands apply to vehicles equipped with a voice activatio ...